Patent US3311432A successfully refreshed from Google Patents.
US3311432A
Expired / Lapsed
US
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Bearing cup with external restraining flange
Assignee: Timken US LLC
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Filing: 1964-06-23
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Granted: 1967-03-28
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Expires: 1984-06-23
Abstract
Abstract 1,102,686. Bearings. TORRINGTON CO. 15 June, 1965 [23 June, 1964], No. 25155/65. Heading F2A. A roller bearing outer race 8 has integral radially inwardly directed flanges 12, 13 at its ends to retain the rollers, and an integral radially outwardly directed flange 14 at one end to limit axial movement of the race into.a bearing housing 6. The race is of sheet metal and the flanges 14, 13 formed by bending one end radially outwardly and then inwardly. The bearing is particularly a needle bearing.
Inventors
- 👤 John H Cowles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:37
CPC Classifications
F; F16; F16C; F16C35/00; F16C35/04; F16C35/06; F16C35/067; F16C19/00; F16C19/22; F16C19/44; F16C19/46; F16C19/466; F16C33/00; F16C33/30; F16C33/58; F16C33/583; F16C33/586; F16C33/588; F16C2226/00; F16C2226/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
A BEARING CUP FOR ROLLERS, SAID BEARING CUP COMPRISING A CYLINDRICAL BODY HAVING AT OPPOSITE ENDS THEREOF INWARDLY DIRECTED ROLLER RETAINING FLANGES, AN OUTWARDLY DIRECTED BEARING CUP RESTRAINING PROJECTION ADJACENT ONE OF SAID ROLLER RETAINING FLANGES AND AN INTEGRALLY FORMED BIGHT PORTION CONNECTING SAID CUP RESTRAINING PROJECTION AND SAID ADJACENT FLANGE.
Claim 2
Dependent Claim
51 words
A BEARING CUP FOR ROLLERS, SAID BEARING CUP COMPRISING A CYLINDRICAL BODY HAVING AT OPPOSITE ENDS THEREOF INWARDLY DIRECTED ROLLER RETAINING FLANGES, AN OUTWARDLY DIRECTED BEARING CUP RESTRAINING PROJECTION ADJACENT ONE OF SAID ROLLER RETAINING FLANGES AND AN INTEGRALLY FORMED BIGHT PORTION CONNECTING SAID CUP RESTRAINING PROJECTION AND SAID ADJACENT FLANGE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-03-27 | 1970-09-26 | 1971-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-03-27 | 1974-09-26 | 1975-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-03-27 | 1978-09-26 | 1979-03-28 | $7700.00 | Window Closed / Lapsed |